Finding the Fourth Proportional to 5,081.74, 7,012.82 and 2,843.47

Step by Step Solution

1. Step 1: Write the proportion equation
   5,081.74 : 7,012.82 = 2,843.47 : x
2. Step 2: Convert to fraction form
   5,081.74/7,012.82 = 2,843.47/x
3. Step 3: Cross multiply
   5,081.74x = 7,012.82 × 2,843.47
4. Step 4: Simplify right side
   5,081.74x = 19,940,748.50
5. Step 5: Solve for x
   x = 19,940,748.50/5,081.74
6. Step 6: Final answer
   x = 3,924.00